The process is forging, machining, and deburrs.The cam is assembled in valve, the shape profile must be accurate and precise, then the cam just could be assembled on the pipe tightly, also the teeth roughness is Ra1.6,so the milling process must be three times to achieve the perfect roughness.
The cam is exported to usa, monthly the regular order quantity is 1500pcs.
The cam was developed by WuYaBo and his team in two months.